Matter is not created or destroyed: when it changes form
when it changes chemically
under any circumstances
all of the above

The law of conservation of mass or principle of mass conservation states that for any system closed to all transfers of matter and energy, the mass of the system must remain constant over time, as the system's mass cannot change, so quantity can neither be added nor be removed.

The question was a bit confusing so I'm just going to write the answer

Explanation:

Matter can change form through physical and chemical changes, but through any of these changes matter is conserved. The same amount of matter exists before and after the change—none is created or destroyed.

d. migration of french settlers into english colonies

hey there! these are the answers.

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